1create fs with metadata_csum 2Filesystem UUID: 6b33f586-a183-4383-921d-30da3fef2e5c 3change UUID 4Filesystem UUID: 6b33f586-a183-4383-921d-30da3fef2e5c 5check filesystem 6fsck returns 0 7Filesystem UUID: 6b33f586-a183-4383-921d-30da3fef2e5c 8